int sum(int a, int b)
{
	int c = a + b;
	return c;
}

int mainFunc(int arg1, int a2, int arg3)
{
	int a1 = 0;
	a2 = 5;
	int* b1 = &a1;
	int& b2 = a2;

	*b1 = 10;
	b2 = 15;
	int c = sum(a1, a2);
	return c + arg3;
}